This is the first chapter in the ExtremeTech book Hacking Ubuntu: Serious Hacks Mods and Customizations. This feature explores options for installing and configuring devices in Ubuntu's installation process and much more.
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Warning: This article deals with drive partitioning, formatting, and installing operating systems. If you play with a working system, there is a serious risk of accidentally deleting your working configuration.

Drive device identifiers can be confusingthe label /dev/sda1 looks a lot like /dev/sda2 and /dev/hda1. Before every partition, format, and copy, be sure to triple-check the device identifier! When you make a mistake, there will be no going back.